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Large Bore Downpipe with Catalyst Delete (For 225 Race System Only)

Brand: Milltek


Upgrade your Audi TT Mk1's performance with the Milltek Sport Large-Bore Downpipe with Catalyst Delete, specifically designed for the 225 Race System. This high-quality part is the perfect solution for those looking to improve their vehicle's performance and sound. The Milltek Sport Large-Bore Downpipes are fabricated with a larger diameter than standard OEM parts, providing significantly more space for gas to exit the engine and pass through, increasing efficiency. The result is a noticeable improvement in horsepower and torque, making your Audi TT Mk1 feel more powerful and responsive. When used in conjunction with the Catalyst Bypass Pipe, this downpipe provides a significant power gain without any restriction on gas flow caused by a catalyst. This means that your engine will be able to breathe more freely, allowing for a more efficient combustion process and a noticeable increase in performance. This product is intended for motorsport use only and requires a Stage 2 ECU Remap, making it perfect for those looking to take their Audi TT Mk1 to the track. However, it is important to note that this downpipe is compatible with the Milltek Sport 3-inch Race System and fits the 225 model only. Installation of the Milltek Sport Large-Bore Downpipe with Catalyst Delete is a breeze, with a simple bolt-on design that allows for easy installation without the need for any special tools or modifications. This means that you can have your Audi TT Mk1 upgraded and back on the road in no time. The Milltek Sport Large-Bore Downpipe with Catalyst Delete is made from high-quality materials, ensuring durability and longevity. This means that you can enjoy improved performance for years to come without having to worry about replacing the downpipe. In conclusion, if you're looking to improve your Audi TT Mk1's performance and sound, the Milltek Sport Large-Bore Downpipe with Catalyst Delete is the perfect solution. With its easy installation process, compatibility with various car models, and high-quality materials, this part is a must-have for any Audi TT Mk1 enthusiast looking to take their vehicle to the next level.

Fitting Guide

Audi > TT > Mk1 (1998 - 2006) > 180 | 225 Quattro Coupe & Roadster

Part Details


Downpipes, Sport Cats & Manifolds






76mm (3")



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